143986534543 has 2 divisors, whose sum is σ = 143986534544. Its totient is φ = 143986534542.

The previous prime is 143986534463. The next prime is 143986534589. The reversal of 143986534543 is 345435689341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143986534543 - 2⁹ = 143986534031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143986534343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71993267271 + 71993267272.

It is an arithmetic number, because the mean of its divisors is an integer number (71993267272).

Almost surely, 2^143986534543 is an apocalyptic number.

143986534543 is a deficient number, since it is larger than the sum of its proper divisors (1).

143986534543 is an equidigital number, since it uses as much as digits as its factorization.

143986534543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18662400, while the sum is 55.

The spelling of 143986534543 in words is "one hundred forty-three billion, nine hundred eighty-six million, five hundred thirty-four thousand, five hundred forty-three".